NOVEL TRICYCLIC COMPOUNDS HAVING SATURATED RINGS AND MEDICINAL COMPOSITIONS CONTAINING THE SAME
申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0997458A1
公开(公告)日:2000-05-03
Compounds represented by general formula (I) or their salts, having β3 -adrenoceptor agonism and being efficacious when employed in drugs for treating and preventing diabetes, obesity, hyperlipemia, etc. wherein R represents hydrogen or methyl; R1 represents hydrogen, halogeno, hydroxy, benzyloxy, amino or hydroxymethyl; R2 represents hydrogen, hydroxymethyl, NHR3, SO2NR4R4', or nitro (wherein R3 represents hydrogen, methyl, SO2R5, formyl or CONHR6'; R5 represents lower alkyl, benzyl or NR4R4'; R4 and R4' may be the same or different and each represents hydrogen, lower alkyl or benzyl; and R6' represents hydrogen or lower alkyl); R6 represents hydrogen or lower alkyl; n is 1 or 2; X represents secondary nitrogen, oxygen or sulfur; and when n is 1, then one of R7 and R8 represents hydrogen while another represents hydrogen, amino, acetylamino or hydroxy, or when n is 2, then R8 represents hydrogen while R7 represents hydrogen, amino, acetylamino or hydroxy.
通式(I)所代表的化合物或其盐类,具有 β3-肾上腺素受体激动作用,在用于治疗和预防糖尿病、肥胖症、高血脂症等药物时具有疗效。其中 R 代表氢或甲基;R1 代表氢、卤素、羟基、苄氧基、氨基或羟甲基;R2 代表氢、羟甲基、NHR3、SO2NR4R4'或硝基(其中 R3 代表氢、甲基、SO2R5、甲酰基或 CONHR6';R5 代表低级烷基、苄基或 NR4R4';R4 和 R4'可以相同或不同,各自代表氢、低级烷基或苄基;和 R6' 代表氢或低级烷基);R6 代表氢或低级烷基;n 为 1 或 2;X 代表仲氮、氧或硫;当 n 为 1 时,则 R7 和 R8 中的一个代表氢,而另一个代表氢、氨基、乙酰氨基或羟基,或当 n 为 2 时,则 R8 代表氢,而 R7 代表氢、氨基、乙酰氨基或羟基。